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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

program A titan, as defined by Samuel Yates, is anyone who has found a titanic prime. This page provides data on those that have found these primes. The data below only reflect on the primes currently on the list. (Many of the terms that are used here are explained on another page.)

Proof-code(s): p392, p393
E-mail address: (e-mail address unpublished)
Web page:
Username: cksieve (entry created on 05/21/2016)
Database id:4589 (entry last modified on 06/14/2016)
Program Does *: sieve
Active primes:on current list: 4, rank by number 29
Total primes: number ever on any list: 7
Production score: for current list 45 (normalized: 5), total 45.8952, rank by score 24
Largest prime: (30157950 + 1)2 - 2 ‏(‎466623 digits) via code p392 on 05/22/2016
Most recent: (2695631 - 1)2 - 2 ‏(‎418812 digits) via code p393 on 07/16/2016
Entrance Rank: mean 2358.50 (minimum 1771, maximum 2793)

Descriptive Data: (report abuse)
This program is a sieve for near square numbers of the form (b^n-1)^2-2 and (b^n+1)^2-2. Primes of this form are also known as Carol or Kynea primes.

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Surname: Cksieve (used for alphabetizing and in codes)
Unverified primes are omitted from counts and lists until verification completed.